Missed weight - UFC/MMA
In the UFC, missed weight is an increasing issue that the organization is trying to combat with stricter regulations. When a fighter misses weight, the consequences are immediate: they lose a percentage of their purse (usually 20-30%) which is given to their opponent. The fight can only proceed if the opponent agrees, and it becomes a catchweight bout. The fighter who missed weight cannot officially win the match for ranking purposes and is ineligible for fight night bonuses. If a fighter consistently misses weight, the UFC may choose not to renew their contract or may force them to change weight classes. In the case of a title fight, if the champion misses weight, they automatically lose the title.
Missed weight
Khamzat Chimaev missed weight by 3.5 kg before UFC 279, forcing the organization to overhaul the entire card. His fight against Nate Diaz was canceled, and the matches were completely reorganized the night before the event.
Missed weight & Rehydration
Rehydration is the process opposite to weight cutting: after the weigh-in, fighters rehydrate and regain weight. Missed weight often indicates an overly aggressive weight cut that prevented the body from reaching the target weight. A good rehydration strategy is pointless if the weight cut fails. Rehydration.
FAQ - Missed weight
How much is a fighter fined for missing weight?
The standard penalty is 20-30% of the fighter's purse, which is transferred to the opponent as compensation for agreeing to fight under unfavorable conditions. The exact percentage is determined by the athletic commission.
Can a fighter win the title if they miss weight?
No, a fighter who misses weight cannot win the title even if they win the fight. If the champion misses weight, they lose the title on the scale, and the opponent can win it with a victory.





